Using 3 ports, this rectangular oscillator was found in the March 1996 issue of Electronics Now magazine. The maximum frequency is a few megahertz, determined by R1 and C1.
We found this circuit in an old Mullard (Philips) documentation. The load must be according to the...
This circuit was obtained from the 2005 manual of Linear Technology LT1306. The formulas for...
These reset circuits when the power is turned on were found in an 80's EDN. The circuit also...